JEE Main 2021Chemistryp Block Elements (Group 15, 16, 17 & 18)EasyMCQ

JEE Main 2021p Block Elements (Group 15, 16, 17 & 18) Question with Solution

JEE Main 2021 (31 Aug Shift 2)

Question

Which one of the following correctly represents the order of stability of oxides, X2O; (X= halogen ) ?

Choose an option

Show full solutionCorrect option: C
Correct answer
CI>Cl>Br

Step-by-step explanation

lodine oxygen bond is stable due to the greater polarity of bond and stability of chlorine oxygen bond is due to multiple bond formation with orbital of chlorine atom. Now, Br is not having both characteristics. So, the stability order of oxide is given as I>Cl>Br.

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About this question

This is a previous-year question from JEE Main 2021, covering the p Block Elements (Group 15, 16, 17 & 18) chapter of Chemistry. PrepSharp catalogues every PYQ from JEE Main with a verified answer key and step-by-step solution prepared by IIT alumni — so you can search by chapter, topic or year and revise efficiently.